36790138656 has 48 divisors (see below), whose sum is σ = 107304573600. Its totient is φ = 12263379264.

The previous prime is 36790138607. The next prime is 36790138661. The reversal of 36790138656 is 65683109763.

36790138656 is a `hidden beast` number, since 367 + 90 + 138 + 65 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21289726 + ... + 21291453.

It is an arithmetic number, because the mean of its divisors is an integer number (2235511950).

Almost surely, 2^36790138656 is an apocalyptic number.

36790138656 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

36790138656 is an abundant number, since it is smaller than the sum of its proper divisors (70514434944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36790138656 is a wasteful number, since it uses less digits than its factorization.

36790138656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42581198 (or 42581184 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 54.

The spelling of 36790138656 in words is "thirty-six billion, seven hundred ninety million, one hundred thirty-eight thousand, six hundred fifty-six".